#28569B#28569B

#28569B is a mid, vivid blue. Relative luminance 0.095; OKLCH L 45.9% C 0.123 H 258.5°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#28569B
RGB	rgb(40, 86, 155)
HSL	hsl(216, 59%, 38%)
HSV	hsv(216, 74%, 61%)
CMYK	cmyk(74.2%, 44.5%, 0%, 39.2%)
CIE-LAB	lab(36.88, 9.04, -42.22)
CIE-LCH	lch(36.88, 43.17, 282.09°)
OKLab	oklab(45.85% -0.0246 -0.1208)
OKLCH	oklch(45.85% 0.123 258.5)
XYZ	xyz(10.1171, 9.4721, 32.2991)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28569B #9B6D28

analogous

#288F9B #28569B #33289B

triadic

#28569B #9B2856 #569B28

tetradic

#28569B #9B288F #9B6D28 #289B33

square

#28569B #9B288F #9B6D28 #289B33

split-complementary

#28569B #9B3328 #8F9B28

monochromatic

#0F203A #1B3B6A #28569B #3571CB #6693D7

Accessibility & contrast

On white

7.25

#28569B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#28569B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28569B

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28569B	#FFFFFF	#000000	##FFFFFF
##28569B	1.00	7.25	2.89	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345C9E

Deuteranopia (green-blind)

#1E529A

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #28569b;
/* rgb */ color: rgb(40, 86, 155);
/* oklch */ color: oklch(45.9% 0.123 258.5);

Tailwind

colors: {
  custom: {
    50: '#7285b9',
    500: '#28569b',
    950: '#000000',
  },
}

SCSS

$custom: #28569b;
$custom-light: #7285b9;
$custom-dark: #000000;

JSON

{
  "hex": "#28569b",
  "rgb": {
    "r": 40,
    "g": 86,
    "b": 155
  },
  "hsl": {
    "h": 216,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.45851,
    "c": 0.12329,
    "h": 258.5
  },
  "luminance": 0.09473
}

Semantic roles & 50–950 ramp

primary

#28569B

secondary

#BD9961

accent

#A446E2

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #28569B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →